Home / 9,162.51-13,733.14-4,221.77

Finding the Fourth Proportional to 9,162.51, 13,733.14 and 4,221.77

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Solution

The fourth proportional to 9,162.51, 13,733.14 and 4,221.77 is: 6,327.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,162.51 : 13,733.14 = 4,221.77 : x
  2. Step 2: Convert to fraction form
    9,162.51/13,733.14 = 4,221.77/x
  3. Step 3: Cross multiply
    9,162.51x = 13,733.14 × 4,221.77
  4. Step 4: Simplify right side
    9,162.51x = 57,978,158.46
  5. Step 5: Solve for x
    x = 57,978,158.46/9,162.51
  6. Step 6: Final answer
    x = 6,327.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.